This list is provided for information only. Inclusion does not necessarily constitute an endorsement.

Dave Bean Engineering, Inc.
636 E. Saint Charles St.
Star Route 3
San Andreas, CA 95249 USA
(209) 754-5802
Source of all things Lotus. Engine components, street car trim pieces, lots more. Order the full catalog plus English Ford catalog supplement when using a Ford-based engine.
Dan Paramore Racing
22637 S. Normandie Ave.
Torrance, CA 90501
(310) 328-9488 voice
DPR builds performance and racing Toyota, Honda engines, heads, valves
JG Engine Dynamics
431 S. Raymond Ave., #102
Alhambra, CA 91803
(626) 524-2485 voice
Honda racing engines, heads, cams
Hasselgren Racing Engines
1221 Fourth Street
Berkeley, CA 94710
(510) 524-2485 voice
Toyota Atlantic 4AG, English Ford/Cosworth/etc. racing and historical engines
Portland, Oregon
(503) 254-9075
Toyota Atlantic 4AG engines, etc.
S. Jennings Racing
1401 East Borchard Street
Santa Ana, CA 92705
(714) 547-3717 voice
Builds Cosworth, other racing engines.
Crowther Racing
Petaluma, CA
(707) 778-6050 voice
Builds Cosworth, other racing engines.
Quorn Engine Developments
4 Soar Road
Quorn, Leics, LE12 8BN, UK
+44 (0)1509 412317
U.K. Engine builders, specialize in Lotus Twincam.
Cosworth USA
(310) 534-1390
Cosworth engine parts
Toyota Racing Development
335 E. Baker St.
Costa Mesa, CA 92626
(714) 444-1188
Toyota's performance and racing engine parts. Also builds race engines for CART, Formula Atlantic, etc.
(818) 765-5542
Toyota street and racing engine parts
Jackson Racing
7281 Westminster Avenue
Westminster, CA 92683
714-891-1113 voice
Honda/Acura Performance pars such as their Supercharger kits.
H.A.P. Recycling
3450 Recycle Road
Rancho Cordova, CA 95742
(800) 999-9499
Used Honda and Acura parts, engines. Only U.S. parts (no Japanese Domestic Market); mostly from California cars.
Import Auto Salvage
Hwy 221 North, P.O. Box 1358
Marion, North Carolina 28752
Recycled import parts. The VTEC Conversions page describes the parts typically needed to convert a Civic to VTEC power.
U-Fix-It Honda
24115 Highway 9
Woodinville, WA 98072
(800) 654-0467
Paul supplies Honda B18C engines from salvaged Integras.
1529 W. 13th St. Building G,
Upland, CA 91786
(909) 982-7745
Kennedy Engineered Products
38830 17th St. East
Palmdale, California 93550
(661) 272-1147
Engine to transmission adapter kits, such as model 7300 to adapt a Toyota 4AGE or 7850 to adapt the Honda (Acura) Integra B18 engine to the inverted Type I case used in Lotus 23s. VW clutches, pressure plates, etc. Adapter needs engine tilted 10 to 11 degrees left (looking from engine towards transmission) to clear chassis.
Hewland Engineering Limited
Waltham Road
White Waltham, Berkshire SL6 3LR, England
+44 (0) 1628 827600 (voice)
Racing transmissions
KCR VW Transmissions
9000 Arlington Ave. #108
Riverside, California 92503
(909) 688-1904
VW Type I racing transmissions, including 5 speed; many ratios
Sandrail VW Transmissions site
List of VW transmission suppliers. Includes KCR Transmissions above.
Gene Berg Enterprises
1725 North Lime Street
Orange, California 92865
(714) 998-7500 voice
Race proven VW Type I, II and III parts including the well-developed 5 Speed Kit used by KCR.
R.T. Quaife Engineering Ltd.
Vestry Road
Otford, Sevenoaks, Kent. TN14 5EL, England
+44 (0)1732 741144 (voice)
Gearboxes, torque-sensing limited slip differential for VW Type I independent rear suspension. See the U.K web site for international reps.
Tilton Engineering
P.O. Box 1787
Buellton, CA 93427
(805) 688-2353 (voice)
Master cylinders, concentric slave cylinders, clutches, brakes and related racing components.
Taylor Race Engineering, Inc.
2010 Avenue G
Suite 914
Plano, Texas 75074
(800) 922-4327 (voice)
Quaife, Hewland, other racing transmissions, gears, clutches, differentials, maintenance parts and services. Concentric slave cylinder kits in addition to standard slave cylinders.
Fuel Safe USA
63257 Nels Anderson Road
Bend, OR 97701
(800) 433-6524
Racing fuel bladders including custom sizes for vintage race cars.
TWM Induction
325D Rutherford St
Goleta, CA 93117
(805) 967-9478
Fuel injection throttle bodies, air horns, manifolds, fuel rails, fuel pressure regulators, injectors, air filters.
Jenvey Dynamics Ltd.
Building 2,
Stanmore Industrial Estate,
Bridgnorth, WV15 5HP, England.
(+44) 1746 768810
Fuel injection throttle bodies, manifolds, air horns, linkages
Engine Control Computers
Electromotive, Inc.
Racing engine computers, control ignition, fuel injection, etc. Uses MAP, coolant, Oxygen, crank or cam timing sensors, etc. Configurable from your PC. Some ECUs may require tuning and setup on vendor's equipment and a dyno. U.S.-made.
Racing engine computers, control ignition, fuel injection, etc. Uses throttle position, coolant, Oxygen, crank or cam timing sensors, etc. Programmable in real time from your PC.
DTA Competition Engine Management Systems
Racing engine computers. Uses MAP, temperature, Oxygen, crank timing, throttle position sensors, etc. Configurable from your PC.
Simple Data Systems EFI
A simple racing fuel injection and ignition computer. Uses a handheld LCD programmer rather than of a Laptop.
Accel DFI
A simpler, less expensive, batch-firing, programmable aftermarket fuel injection and ignition computer. Individual firing of injectors is available as an add-on option now.
Dakota Digital
Make electronic instruments and speedometer and tachometer adapters such as the SGI-5.
General Parts
Pegasus Auto Racing Supplies
2475 S 179th St
New Berlin, WI 53146 USA
1-800-688-6946 voice
Auto racing supplies, parts and equipment, including for vintage cars.
Merlin Motorsport
Castle Combe Circuit
Chippenham, Wiltshire SN14 7EX
United Kingdom
+44 01249 782101 voice
Racing parts and supplies. See for example their Aluminum swirl pot header tank.
r.d. enterprises, ltd.
290 Raub Road
Quakertown, PA 18951 USA
(215) 538-9323
Lotus parts, books, accessories, tools, etc.
Lee Chapman Racing
69 South End Plaza
5 Old Town Park Rd.
New Milford, Connecticut 06776 USA
(860) 354-4479 (boice)
Specializing in parts for Vintage Lotus and Chevron.
Aircraft Spruce
225 Airport Circle
Corona, California 92887-2527
877-4-SPRUCE (voice)
Home built aircraft parts, tubing, metal, plumbing, tools, etc.
The Eastwood Company
580 Lancaster Ave.
Box 3014 Malvern, PA. 19355-0714
Automotive Tools and Supplies.
Summit Racing Equipment
P.O. Box 909
Akron, Ohio 44309-0909
1-800-230-3030 voice
General racing parts.
Jeg's High Performance
101 Jeg's Place
Delaware, OH 43015
1-800-345-4545 voice
General racing parts.
State Farm Insurance
"Classic Car" policies.
Hagerty Classic Insurance
Post Office Box 87
Traverse City, Michigan 49685-0087
Insures collector cars. Offers Agreed Value policies.
Parish Heacock Insurance
222 E. Lemon St., Suite 101
Lakeland, Florida 33801
(800) 678-5173 toll free
Collector Car, Kit Car, Hot Rod, Historical Car insurance
Titles Unlimited
P.O. Box 170249
Birmingham, AL 35217
(800) 325-8136
Can title kit cars, hot rods, etc. and transfer to any state.
U.S. Title Service
P. O. Box 17325
Rochester, NY 14617
(716) 342-5769
Similar to above, New Hampshire titles.
The Tire Rack
(888) 541-1777
Street and autocross wheels and tires.
Lotus, Ltd.
U.S. Lotus club
Golden Gate Lotus Club
San Francisco regional club, check for others in your area.
Northern California Kit Car Club
San Francisco regional club, check for others in your area.
Utah Lotus Museum Ed Oblad's Utah Lotus Museum houses more than a dozen rare Lotus Sports and Racing cars, with a Xanthos 23 joining an original Lotus 23.
Jim Clark -- Tribute to a champion Racing biography of one of the world's foremost drivers, and the mostly Lotus cars that carried him to fame. Jim Clark debuted the Lotus 23 at the Nürburgring 1000 Km. in 1962 and led most of the race against larger and bigger engined Ferraris and Maseratis. French race officials were so afraid of the 23 upsetting the latter at Le Mans that they banned the 23 for apparently trivial reasons.
Honda Hybrid Links: Parts Has a list of suppliers of Honda VTEC swap parts typically used to upgrade a Civic to VTEC power. Part of the web site dedicated to hybrids (Honda's with engines swapped usually from VTEC cars).
Billzilla's car page Includes an engine theory page where the subject happens to be a 4AGE. The theory page includes such useful charts as valve timing versus intake and exhaust lenghts. See especially the page on performance building a 4AGE!
Club 4AG
An entire web site devoted to the 4AG engine! Includes wiring, ECU connection, and other technical info.
Stewart Components
Cooling system components. Includes Tech Tips section. Lotus FAQ